30=5(v+8)-7v

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Solution for 30=5(v+8)-7v equation: 



30=5(v+8)-7v

We move all terms to the left:

30-(5(v+8)-7v)=0



We calculate terms in parentheses: -(5(v+8)-7v), so:

5(v+8)-7v

We add all the numbers together, and all the variables

-7v+5(v+8)

We multiply parentheses

-7v+5v+40

We add all the numbers together, and all the variables

-2v+40

Back to the equation:

-(-2v+40)



We get rid of parentheses

2v-40+30=0

We add all the numbers together, and all the variables

2v-10=0

We move all terms containing v to the left, all other terms to the right

2v=10

v=10/2

v=5

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